Controller for dental handpiece



FIG. 1 is a front elevation of a controller for dental handpiece;

FIG. 2 is a rear elevation thereof;

FIG. 3 is a right side elevation thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is an enlarged top plan elevation thereof;

FIG. 6 is an enlarged bottom plan thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is a referential view thereof.

The broken lines in FIGS. 2 and 5 are included for the purpose of illustrating a portion of the controller for dental handpiece that forms no part of the claimed design.

The broken lines in FIG. 8 showing a portion of the controller for dental handpiece and the cord is included for illustrating environmental structure and forms no part of the claimed design. 

The ornamental design for a controller for dental handpiece, as shown and described. 